EP4053296A4 - Grain-oriented electromagnetic steel sheet and method for manufacturing same - Google Patents
Grain-oriented electromagnetic steel sheet and method for manufacturing same Download PDFInfo
- Publication number
- EP4053296A4 EP4053296A4 EP20880561.4A EP20880561A EP4053296A4 EP 4053296 A4 EP4053296 A4 EP 4053296A4 EP 20880561 A EP20880561 A EP 20880561A EP 4053296 A4 EP4053296 A4 EP 4053296A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- grain
- steel sheet
- electromagnetic steel
- manufacturing same
- oriented electromagnetic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 229910000831 Steel Inorganic materials 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 239000010959 steel Substances 0.000 title 1
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- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
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- C21D8/12—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
- C21D8/1277—Modifying the physical properties by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties involving a particular surface treatment
- C21D8/1283—Application of a separating or insulating coating
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- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
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- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14766—Fe-Si based alloys
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- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/147—Alloys characterised by their composition
- H01F1/14708—Fe-Ni based alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
- H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
- H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
- H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
- H01F1/14—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys
- H01F1/16—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets
- H01F1/18—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials metals or alloys in the form of sheets with insulating coating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D2201/00—Treatment for obtaining particular effects
- C21D2201/05—Grain orientation
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical & Material Sciences (AREA)
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- Mechanical Engineering (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Dispersion Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing Of Steel Electrode Plates (AREA)
- Chemical Treatment Of Metals (AREA)
- Soft Magnetic Materials (AREA)
Applications Claiming Priority (2)
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JP2019198947 | 2019-10-31 | ||
PCT/JP2020/040278 WO2021085421A1 (en) | 2019-10-31 | 2020-10-27 | Grain-oriented electromagnetic steel sheet and method for manufacturing same |
Publications (2)
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EP4053296A1 EP4053296A1 (en) | 2022-09-07 |
EP4053296A4 true EP4053296A4 (en) | 2022-11-02 |
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EP20880561.4A Pending EP4053296A4 (en) | 2019-10-31 | 2020-10-27 | Grain-oriented electromagnetic steel sheet and method for manufacturing same |
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US (1) | US20240105369A1 (en) |
EP (1) | EP4053296A4 (en) |
JP (1) | JP7268724B2 (en) |
KR (1) | KR102634154B1 (en) |
CN (1) | CN114466940B (en) |
CA (1) | CA3152615A1 (en) |
MX (1) | MX2022005191A (en) |
WO (1) | WO2021085421A1 (en) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0416420A2 (en) * | 1989-09-08 | 1991-03-13 | Armco Inc. | Magnesium oxide coating for electrical steels and the method of coating |
JP4258202B2 (en) * | 2002-10-24 | 2009-04-30 | Jfeスチール株式会社 | Oriented electrical steel sheet having no forsterite coating and method for producing the same |
US20180171425A1 (en) * | 2015-06-09 | 2018-06-21 | Jfe Steel Corporation | Grain-oriented electrical steel sheet and method for manufacturing the same |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5419850B2 (en) * | 1974-04-17 | 1979-07-18 | ||
JPS535800A (en) * | 1976-07-05 | 1978-01-19 | Kawasaki Steel Co | Highhmagneticcflux density oneeway siliconnsteellfolstellite insulator film and method of formation thereof |
DE3689703T2 (en) * | 1985-12-06 | 1994-06-23 | Nippon Steel Corp | Grain-oriented electrical steel sheet with glass film properties and low wattage and its production. |
JPH0696743B2 (en) * | 1988-07-20 | 1994-11-30 | 川崎製鉄株式会社 | Method for producing unidirectional silicon steel sheet having excellent magnetic properties |
JP3220362B2 (en) * | 1995-09-07 | 2001-10-22 | 川崎製鉄株式会社 | Manufacturing method of grain-oriented silicon steel sheet |
JP3885257B2 (en) * | 1996-10-18 | 2007-02-21 | Jfeスチール株式会社 | Method for producing grain-oriented electrical steel sheet |
DE69913624T2 (en) * | 1998-09-18 | 2004-06-09 | Jfe Steel Corp. | Grain-oriented silicon steel sheet and manufacturing process therefor |
JP2000239736A (en) | 1998-11-17 | 2000-09-05 | Nippon Steel Corp | Method for controlling atmosphere for voided material and method for finish-annealing grain oriented magnetic steel sheet |
JP3562433B2 (en) * | 2000-04-12 | 2004-09-08 | Jfeスチール株式会社 | Grain-oriented silicon steel sheet with excellent magnetic and coating properties |
SI2352861T1 (en) * | 2008-11-14 | 2018-09-28 | Ak Steel Properties, Inc., | Process for pickling silicon-containing electrical steel with an acidic pickling solution containing ferric ions |
US20130228251A1 (en) | 2010-08-06 | 2013-09-05 | Jfe Steel Corporation | Grain oriented electrical steel sheet and method for manufacturing the same |
JP5760506B2 (en) | 2011-02-25 | 2015-08-12 | Jfeスチール株式会社 | Method for producing grain-oriented electrical steel sheet |
EP3173494B1 (en) * | 2014-07-25 | 2019-03-13 | JFE Steel Corporation | Method for producing high-strength hot dipped galvanized steel sheet |
WO2016139818A1 (en) * | 2015-03-05 | 2016-09-09 | Jfeスチール株式会社 | Directional magnetic steel plate and method for producing same |
JP6465054B2 (en) | 2016-03-15 | 2019-02-06 | Jfeスチール株式会社 | Production method and production equipment row of grain-oriented electrical steel sheets |
WO2018025941A1 (en) * | 2016-08-05 | 2018-02-08 | 新日鐵住金株式会社 | Non-oriented electromagnetic steel sheet, production method for non-oriented electromagnetic steel sheet, and production method for motor core |
WO2019181952A1 (en) * | 2018-03-20 | 2019-09-26 | 日本製鉄株式会社 | Production method for grain-oriented electrical steel sheet, and grain-oriented electrical steel sheet |
-
2020
- 2020-10-27 CN CN202080069263.1A patent/CN114466940B/en active Active
- 2020-10-27 EP EP20880561.4A patent/EP4053296A4/en active Pending
- 2020-10-27 MX MX2022005191A patent/MX2022005191A/en unknown
- 2020-10-27 WO PCT/JP2020/040278 patent/WO2021085421A1/en active Application Filing
- 2020-10-27 US US17/768,570 patent/US20240105369A1/en active Pending
- 2020-10-27 JP JP2021511685A patent/JP7268724B2/en active Active
- 2020-10-27 KR KR1020227011077A patent/KR102634154B1/en active IP Right Grant
- 2020-10-27 CA CA3152615A patent/CA3152615A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0416420A2 (en) * | 1989-09-08 | 1991-03-13 | Armco Inc. | Magnesium oxide coating for electrical steels and the method of coating |
JP4258202B2 (en) * | 2002-10-24 | 2009-04-30 | Jfeスチール株式会社 | Oriented electrical steel sheet having no forsterite coating and method for producing the same |
US20180171425A1 (en) * | 2015-06-09 | 2018-06-21 | Jfe Steel Corporation | Grain-oriented electrical steel sheet and method for manufacturing the same |
Also Published As
Publication number | Publication date |
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CN114466940A (en) | 2022-05-10 |
CN114466940B (en) | 2023-07-18 |
EP4053296A1 (en) | 2022-09-07 |
CA3152615A1 (en) | 2021-05-06 |
JPWO2021085421A1 (en) | 2021-11-25 |
US20240105369A1 (en) | 2024-03-28 |
KR20220057582A (en) | 2022-05-09 |
JP7268724B2 (en) | 2023-05-08 |
MX2022005191A (en) | 2022-05-16 |
WO2021085421A1 (en) | 2021-05-06 |
KR102634154B1 (en) | 2024-02-05 |
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